Why is the rate of breathing in aquatic animals much faster than in terrestrial organisms?

Asked by devansh verma | 3rd Jun, 2012, 06:01: PM

Expert Answer:

Aquatic animals take in the oxygen dissolved in water. The amount of dissolved oxygen in water is fairly low compared to the amount of oxygen in the air. Therefore, rate of breathing in aquatic organisms is much faster than in terrestrial organisms. 

Answered by  | 4th Jun, 2012, 08:36: AM

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